GB2206678B - Method for refining molten metal - Google Patents

Method for refining molten metal

Info

Publication number
GB2206678B
GB2206678B GB8820407A GB8820407A GB2206678B GB 2206678 B GB2206678 B GB 2206678B GB 8820407 A GB8820407 A GB 8820407A GB 8820407 A GB8820407 A GB 8820407A GB 2206678 B GB2206678 B GB 2206678B
Authority
GB
United Kingdom
Prior art keywords
molten metal
refining molten
refining
metal
molten
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
GB8820407A
Other versions
GB2206678A (en
GB8820407D0 (en
Inventor
Micheal Donald Labate
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of GB8820407D0 publication Critical patent/GB8820407D0/en
Publication of GB2206678A publication Critical patent/GB2206678A/en
Application granted granted Critical
Publication of GB2206678B publication Critical patent/GB2206678B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/04—Removing impurities by adding a treating agent
    • C21C7/072—Treatment with gases
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/28—Manufacture of steel in the converter
    • C21C5/42—Constructional features of converters
    • C21C5/46—Details or accessories
    • C21C5/4606—Lances or injectors
    • C21C5/4613—Refractory coated lances; Immersion lances

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
GB8820407A 1987-05-22 1988-08-26 Method for refining molten metal Expired - Lifetime GB2206678B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/052,975 US4740241A (en) 1987-05-22 1987-05-22 Dual action lance for ladles
CA000556374A CA1323762C (en) 1987-05-22 1988-01-12 Dual action lance for ladles

Publications (3)

Publication Number Publication Date
GB8820407D0 GB8820407D0 (en) 1988-09-28
GB2206678A GB2206678A (en) 1989-01-11
GB2206678B true GB2206678B (en) 1990-09-26

Family

ID=25671661

Family Applications (2)

Application Number Title Priority Date Filing Date
GB8806007A Expired - Lifetime GB2205151B (en) 1987-05-22 1988-03-14 Method and apparatus for refining molten metal
GB8820407A Expired - Lifetime GB2206678B (en) 1987-05-22 1988-08-26 Method for refining molten metal

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB8806007A Expired - Lifetime GB2205151B (en) 1987-05-22 1988-03-14 Method and apparatus for refining molten metal

Country Status (5)

Country Link
US (1) US4740241A (en)
AU (1) AU592920B2 (en)
CA (1) CA1323762C (en)
DE (1) DE3802055A1 (en)
GB (2) GB2205151B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3931392A1 (en) * 1989-09-20 1991-03-28 Fuchs Systemtechnik Gmbh METHOD AND DEVICE FOR AT LEASTING SIMULTANEOUSLY IMPROVING A METAL MELT WITH A GAS AND FINE-GRAINED SOLIDS
US4991752A (en) * 1990-01-22 1991-02-12 Labate M D Method and apparatus for stirring and pouring molten metal in a neutral atmosphere
US5004495A (en) * 1990-02-05 1991-04-02 Labate M D Method for producing ultra clean steel
US5188661A (en) * 1991-11-12 1993-02-23 Cook Donald R Dual port lance and method
US5377960A (en) * 1993-03-01 1995-01-03 Berry Metal Company Oxygen/carbon blowing lance assembly
WO2009093098A2 (en) * 2007-12-21 2009-07-30 Gi-Gasification International, Sa Injector system for making fuel gas

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1007051A (en) * 1962-05-11 1965-10-13 Ishikawajima Harima Heavy Ind Method for nitrogen-enrichment of molten steel covered with slag
SU605549A3 (en) * 1973-03-03 1978-04-30 Эйзенверк-Гезельшафт Максимилиансхютте Гмбх (Фирма) Tuyere
DE2321644B2 (en) * 1973-04-28 1976-06-10 PROCESS FOR DESULFURIZING STEEL MELT
SE392478B (en) * 1973-11-14 1977-03-28 Asea Ab KIT AND DEVICE FOR REFINING METAL MELTER
SE395911B (en) * 1974-04-16 1977-08-29 Uddeholms Ab TREATMENT OF METAL MELTS IN CERAMIC REQUIRED REACTION VESSEL
FR2380092A1 (en) * 1977-02-10 1978-09-08 Air Liquide GAS INSUFFLATION ROD IN FUSION METAL
FI56857C (en) * 1977-06-21 1980-04-10 Outokumpu Oy SAFETY OVER ANORDNING FOR REFINING AVAILABLE WITH POWDER FORMATION FAST MATERIAL OCH / ELLER GAS
US4298192A (en) * 1978-05-26 1981-11-03 Barbakadze Dzhondo F Method of introducing powdered reagents into molten metals and apparatus for effecting same
US4555266A (en) * 1981-10-05 1985-11-26 Korf Technologies, Inc. Method and apparatus for treating liquid metal in a vessel
US4588170A (en) * 1985-09-06 1986-05-13 Insul Company, Inc. Side mounted lance for ladles

Also Published As

Publication number Publication date
DE3802055A1 (en) 1988-12-01
GB8806007D0 (en) 1988-04-13
GB2205151B (en) 1990-09-26
GB2205151A (en) 1988-11-30
DE3802055C2 (en) 1990-03-01
AU1020288A (en) 1988-11-24
GB2206678A (en) 1989-01-11
GB8820407D0 (en) 1988-09-28
AU592920B2 (en) 1990-01-25
CA1323762C (en) 1993-11-02
US4740241A (en) 1988-04-26

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19940314